TY  - JOUR
AU  - L. A. Ivanov
TI  - The Cauchy--Kovalevskaja theorem for equations with singularities
JO  - Doklady Akademii Nauk
PY  - 1976
SP  - 1005
EP  - 1008
VL  - 226
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1976_226_5_a3/
LA  - ru
ID  - DAN_1976_226_5_a3
ER  -